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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Licensed to the Apache Software Foundation (ASF) under one or more</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> * contributor license agreements.  See the NOTICE file distributed with</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * this work for additional information regarding copyright ownership.</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> * the License.  You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *     <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">package</strong> org.apache.commons.configuration.beanutils;
<a class="jxr_linenumber" name="18" href="#18">18</a>  
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.util.Iterator;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.Map;
<a class="jxr_linenumber" name="24" href="#24">24</a>  
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.ConfigurationRuntimeException;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.HierarchicalConfiguration;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.PropertyConverter;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.SubnodeConfiguration;
<a class="jxr_linenumber" name="29" href="#29">29</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.tree.ConfigurationNode;
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.apache.commons.configuration.tree.DefaultConfigurationNode;
<a class="jxr_linenumber" name="31" href="#31">31</a>  
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <em class="jxr_javadoccomment"> * An implementation of the {@code BeanDeclaration} interface that is</em>
<a class="jxr_linenumber" name="35" href="#35">35</a>  <em class="jxr_javadoccomment"> * suitable for XML configuration files.</em>
<a class="jxr_linenumber" name="36" href="#36">36</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="37" href="#37">37</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="38" href="#38">38</a>  <em class="jxr_javadoccomment"> * This class defines the standard layout of a bean declaration in an XML</em>
<a class="jxr_linenumber" name="39" href="#39">39</a>  <em class="jxr_javadoccomment"> * configuration file. Such a declaration must look like the following example</em>
<a class="jxr_linenumber" name="40" href="#40">40</a>  <em class="jxr_javadoccomment"> * fragment:</em>
<a class="jxr_linenumber" name="41" href="#41">41</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="42" href="#42">42</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="43" href="#43">43</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="44" href="#44">44</a>  <em class="jxr_javadoccomment"> * &lt;pre&gt;</em>
<a class="jxr_linenumber" name="45" href="#45">45</a>  <em class="jxr_javadoccomment"> *   ...</em>
<a class="jxr_linenumber" name="46" href="#46">46</a>  <em class="jxr_javadoccomment"> *   &amp;lt;personBean config-class=&amp;quot;my.model.PersonBean&amp;quot;</em>
<a class="jxr_linenumber" name="47" href="#47">47</a>  <em class="jxr_javadoccomment"> *       lastName=&amp;quot;Doe&amp;quot; firstName=&amp;quot;John&amp;quot;&amp;gt;</em>
<a class="jxr_linenumber" name="48" href="#48">48</a>  <em class="jxr_javadoccomment"> *       &amp;lt;address config-class=&amp;quot;my.model.AddressBean&amp;quot;</em>
<a class="jxr_linenumber" name="49" href="#49">49</a>  <em class="jxr_javadoccomment"> *           street=&amp;quot;21st street 11&amp;quot; zip=&amp;quot;1234&amp;quot;</em>
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment"> *           city=&amp;quot;TestCity&amp;quot;/&amp;gt;</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> *   &amp;lt;/personBean&amp;gt;</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * &lt;/pre&gt;</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="55" href="#55">55</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="56" href="#56">56</a>  <em class="jxr_javadoccomment"> * The bean declaration can be contained in an arbitrary element. Here it is the</em>
<a class="jxr_linenumber" name="57" href="#57">57</a>  <em class="jxr_javadoccomment"> * {@code personBean} element. In the attributes of this element</em>
<a class="jxr_linenumber" name="58" href="#58">58</a>  <em class="jxr_javadoccomment"> * there can occur some reserved attributes, which have the following meaning:</em>
<a class="jxr_linenumber" name="59" href="#59">59</a>  <em class="jxr_javadoccomment"> * &lt;dl&gt;</em>
<a class="jxr_linenumber" name="60" href="#60">60</a>  <em class="jxr_javadoccomment"> * &lt;dt&gt;{@code config-class}&lt;/dt&gt;</em>
<a class="jxr_linenumber" name="61" href="#61">61</a>  <em class="jxr_javadoccomment"> * &lt;dd&gt;Here the full qualified name of the bean's class can be specified. An</em>
<a class="jxr_linenumber" name="62" href="#62">62</a>  <em class="jxr_javadoccomment"> * instance of this class will be created. If this attribute is not specified,</em>
<a class="jxr_linenumber" name="63" href="#63">63</a>  <em class="jxr_javadoccomment"> * the bean class must be provided in another way, e.g. as the</em>
<a class="jxr_linenumber" name="64" href="#64">64</a>  <em class="jxr_javadoccomment"> * {@code defaultClass} passed to the {@code BeanHelper} class.&lt;/dd&gt;</em>
<a class="jxr_linenumber" name="65" href="#65">65</a>  <em class="jxr_javadoccomment"> * &lt;dt&gt;{@code config-factory}&lt;/dt&gt;</em>
<a class="jxr_linenumber" name="66" href="#66">66</a>  <em class="jxr_javadoccomment"> * &lt;dd&gt;This attribute can contain the name of the</em>
<a class="jxr_linenumber" name="67" href="#67">67</a>  <em class="jxr_javadoccomment"> * {@link BeanFactory} that should be used for creating the bean.</em>
<a class="jxr_linenumber" name="68" href="#68">68</a>  <em class="jxr_javadoccomment"> * If it is defined, a factory with this name must have been registered at the</em>
<a class="jxr_linenumber" name="69" href="#69">69</a>  <em class="jxr_javadoccomment"> * {@code BeanHelper} class. If this attribute is missing, the default</em>
<a class="jxr_linenumber" name="70" href="#70">70</a>  <em class="jxr_javadoccomment"> * bean factory will be used.&lt;/dd&gt;</em>
<a class="jxr_linenumber" name="71" href="#71">71</a>  <em class="jxr_javadoccomment"> * &lt;dt&gt;{@code config-factoryParam}&lt;/dt&gt;</em>
<a class="jxr_linenumber" name="72" href="#72">72</a>  <em class="jxr_javadoccomment"> * &lt;dd&gt;With this attribute a parameter can be specified that will be passed to</em>
<a class="jxr_linenumber" name="73" href="#73">73</a>  <em class="jxr_javadoccomment"> * the bean factory. This may be useful for custom bean factories.&lt;/dd&gt;</em>
<a class="jxr_linenumber" name="74" href="#74">74</a>  <em class="jxr_javadoccomment"> * &lt;/dl&gt;</em>
<a class="jxr_linenumber" name="75" href="#75">75</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="76" href="#76">76</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="77" href="#77">77</a>  <em class="jxr_javadoccomment"> * All further attributes starting with the {@code config-} prefix are</em>
<a class="jxr_linenumber" name="78" href="#78">78</a>  <em class="jxr_javadoccomment"> * considered as meta data and will be ignored. All other attributes are treated</em>
<a class="jxr_linenumber" name="79" href="#79">79</a>  <em class="jxr_javadoccomment"> * as properties of the bean to be created, i.e. corresponding setter methods of</em>
<a class="jxr_linenumber" name="80" href="#80">80</a>  <em class="jxr_javadoccomment"> * the bean will be invoked with the values specified here.</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment"> * If the bean to be created has also some complex properties (which are itself</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment"> * beans), their values cannot be initialized from attributes. For this purpose</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment"> * nested elements can be used. The example listing shows how an address bean</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>  <em class="jxr_javadoccomment"> * can be initialized. This is done in a nested element whose name must match</em>
<a class="jxr_linenumber" name="87" href="#87">87</a>  <em class="jxr_javadoccomment"> * the name of a property of the enclosing bean declaration. The format of this</em>
<a class="jxr_linenumber" name="88" href="#88">88</a>  <em class="jxr_javadoccomment"> * nested element is exactly the same as for the bean declaration itself, i.e.</em>
<a class="jxr_linenumber" name="89" href="#89">89</a>  <em class="jxr_javadoccomment"> * it can have attributes defining meta data or bean properties and even further</em>
<a class="jxr_linenumber" name="90" href="#90">90</a>  <em class="jxr_javadoccomment"> * nested elements for complex bean properties.</em>
<a class="jxr_linenumber" name="91" href="#91">91</a>  <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="92" href="#92">92</a>  <em class="jxr_javadoccomment"> * &lt;p&gt;</em>
<a class="jxr_linenumber" name="93" href="#93">93</a>  <em class="jxr_javadoccomment"> * A {@code XMLBeanDeclaration} object is usually created from a</em>
<a class="jxr_linenumber" name="94" href="#94">94</a>  <em class="jxr_javadoccomment"> * {@code HierarchicalConfiguration}. From this it will derive a</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>  <em class="jxr_javadoccomment"> * {@code SubnodeConfiguration}, which is used to access the needed</em>
<a class="jxr_linenumber" name="96" href="#96">96</a>  <em class="jxr_javadoccomment"> * properties. This subnode configuration can be obtained using the</em>
<a class="jxr_linenumber" name="97" href="#97">97</a>  <em class="jxr_javadoccomment"> * {@link #getConfiguration()} method. All of its properties can</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>  <em class="jxr_javadoccomment"> * be accessed in the usual way. To ensure that the property keys used by this</em>
<a class="jxr_linenumber" name="99" href="#99">99</a>  <em class="jxr_javadoccomment"> * class are understood by the configuration, the default expression engine will</em>
<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * be set.</em>
<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * &lt;/p&gt;</em>
<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment"> * @since 1.3</em>
<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * @author &lt;a</em>
<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * href="<a href="http://commons.apache.org/configuration/team-list.html" target="alexandria_uri">http://commons.apache.org/configuration/team-list.html</a>"&gt;Commons</em>
<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * Configuration team&lt;/a&gt;</em>
<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * @version $Id: XMLBeanDeclaration.java 1301959 2012-03-17 16:43:18Z oheger $</em>
<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/BeanDeclaration.html">BeanDeclaration</a>
<a class="jxr_linenumber" name="110" href="#110">110</a> {
<a class="jxr_linenumber" name="111" href="#111">111</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Constant for the prefix of reserved attributes. */</em>
<a class="jxr_linenumber" name="112" href="#112">112</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String RESERVED_PREFIX = <span class="jxr_string">"config-"</span>;
<a class="jxr_linenumber" name="113" href="#113">113</a> 
<a class="jxr_linenumber" name="114" href="#114">114</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Constant for the prefix for reserved attributes.*/</em>
<a class="jxr_linenumber" name="115" href="#115">115</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ATTR_PREFIX = <span class="jxr_string">"[@"</span> + RESERVED_PREFIX;
<a class="jxr_linenumber" name="116" href="#116">116</a> 
<a class="jxr_linenumber" name="117" href="#117">117</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Constant for the bean class attribute. */</em>
<a class="jxr_linenumber" name="118" href="#118">118</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ATTR_BEAN_CLASS = ATTR_PREFIX + <span class="jxr_string">"class]"</span>;
<a class="jxr_linenumber" name="119" href="#119">119</a> 
<a class="jxr_linenumber" name="120" href="#120">120</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Constant for the bean factory attribute. */</em>
<a class="jxr_linenumber" name="121" href="#121">121</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ATTR_BEAN_FACTORY = ATTR_PREFIX + <span class="jxr_string">"factory]"</span>;
<a class="jxr_linenumber" name="122" href="#122">122</a> 
<a class="jxr_linenumber" name="123" href="#123">123</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Constant for the bean factory parameter attribute. */</em>
<a class="jxr_linenumber" name="124" href="#124">124</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String ATTR_FACTORY_PARAM = ATTR_PREFIX
<a class="jxr_linenumber" name="125" href="#125">125</a>             + <span class="jxr_string">"factoryParam]"</span>;
<a class="jxr_linenumber" name="126" href="#126">126</a> 
<a class="jxr_linenumber" name="127" href="#127">127</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Stores the associated configuration. */</em>
<a class="jxr_linenumber" name="128" href="#128">128</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> configuration;
<a class="jxr_linenumber" name="129" href="#129">129</a> 
<a class="jxr_linenumber" name="130" href="#130">130</a>     <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Stores the configuration node that contains the bean declaration. */</em>
<a class="jxr_linenumber" name="131" href="#131">131</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node;
<a class="jxr_linenumber" name="132" href="#132">132</a> 
<a class="jxr_linenumber" name="133" href="#133">133</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment">     * Creates a new instance of {@code XMLBeanDeclaration} and</em>
<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment">     * initializes it from the given configuration. The passed in key points to</em>
<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment">     * the bean declaration.</em>
<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment">     * @param config the configuration</em>
<a class="jxr_linenumber" name="139" href="#139">139</a> <em class="jxr_javadoccomment">     * @param key the key to the bean declaration (this key must point to</em>
<a class="jxr_linenumber" name="140" href="#140">140</a> <em class="jxr_javadoccomment">     * exactly one bean declaration or a {@code IllegalArgumentException}</em>
<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_javadoccomment">     * exception will be thrown)</em>
<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="143" href="#143">143</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>(<a href="../../../../../org/apache/commons/configuration/HierarchicalConfiguration.html">HierarchicalConfiguration</a> config, String key)
<a class="jxr_linenumber" name="144" href="#144">144</a>     {
<a class="jxr_linenumber" name="145" href="#145">145</a>         <strong class="jxr_keyword">this</strong>(config, key, false);
<a class="jxr_linenumber" name="146" href="#146">146</a>     }
<a class="jxr_linenumber" name="147" href="#147">147</a> 
<a class="jxr_linenumber" name="148" href="#148">148</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment">     * Creates a new instance of {@code XMLBeanDeclaration} and</em>
<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment">     * initializes it from the given configuration. The passed in key points to</em>
<a class="jxr_linenumber" name="151" href="#151">151</a> <em class="jxr_javadoccomment">     * the bean declaration. If the key does not exist and the boolean argument</em>
<a class="jxr_linenumber" name="152" href="#152">152</a> <em class="jxr_javadoccomment">     * is &lt;b&gt;true&lt;/b&gt;, the declaration is initialized with an empty</em>
<a class="jxr_linenumber" name="153" href="#153">153</a> <em class="jxr_javadoccomment">     * configuration. It is possible to create objects from such an empty</em>
<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_javadoccomment">     * declaration if a default class is provided. If the key on the other hand</em>
<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment">     * has multiple values or is undefined and the boolean argument is &lt;b&gt;false&lt;/b&gt;,</em>
<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment">     * a {@code IllegalArgumentException} exception will be thrown.</em>
<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment">     * @param config the configuration</em>
<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment">     * @param key the key to the bean declaration</em>
<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment">     * @param optional a flag whether this declaration is optional; if set to</em>
<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment">     * &lt;b&gt;true&lt;/b&gt;, no exception will be thrown if the passed in key is</em>
<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_javadoccomment">     * undefined</em>
<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="164" href="#164">164</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>(<a href="../../../../../org/apache/commons/configuration/HierarchicalConfiguration.html">HierarchicalConfiguration</a> config, String key,
<a class="jxr_linenumber" name="165" href="#165">165</a>             <strong class="jxr_keyword">boolean</strong> optional)
<a class="jxr_linenumber" name="166" href="#166">166</a>     {
<a class="jxr_linenumber" name="167" href="#167">167</a>         <strong class="jxr_keyword">if</strong> (config == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="168" href="#168">168</a>         {
<a class="jxr_linenumber" name="169" href="#169">169</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="170" href="#170">170</a>                     <span class="jxr_string">"Configuration must not be null!"</span>);
<a class="jxr_linenumber" name="171" href="#171">171</a>         }
<a class="jxr_linenumber" name="172" href="#172">172</a> 
<a class="jxr_linenumber" name="173" href="#173">173</a>         <a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> tmpconfiguration = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="174" href="#174">174</a>         <a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> tmpnode = <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="175" href="#175">175</a>         <strong class="jxr_keyword">try</strong>
<a class="jxr_linenumber" name="176" href="#176">176</a>         {
<a class="jxr_linenumber" name="177" href="#177">177</a>             tmpconfiguration = config.configurationAt(key);
<a class="jxr_linenumber" name="178" href="#178">178</a>             tmpnode = tmpconfiguration.getRootNode();
<a class="jxr_linenumber" name="179" href="#179">179</a>         }
<a class="jxr_linenumber" name="180" href="#180">180</a>         <strong class="jxr_keyword">catch</strong> (IllegalArgumentException iex)
<a class="jxr_linenumber" name="181" href="#181">181</a>         {
<a class="jxr_linenumber" name="182" href="#182">182</a>             <em class="jxr_comment">// If we reach this block, the key does not have exactly one value</em>
<a class="jxr_linenumber" name="183" href="#183">183</a>             <strong class="jxr_keyword">if</strong> (!optional || config.getMaxIndex(key) &gt; 0)
<a class="jxr_linenumber" name="184" href="#184">184</a>             {
<a class="jxr_linenumber" name="185" href="#185">185</a>                 <strong class="jxr_keyword">throw</strong> iex;
<a class="jxr_linenumber" name="186" href="#186">186</a>             }
<a class="jxr_linenumber" name="187" href="#187">187</a>             tmpconfiguration = config.configurationAt(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="188" href="#188">188</a>             tmpnode = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/configuration/tree/DefaultConfigurationNode.html">DefaultConfigurationNode</a>();
<a class="jxr_linenumber" name="189" href="#189">189</a>         }
<a class="jxr_linenumber" name="190" href="#190">190</a>         <strong class="jxr_keyword">this</strong>.node = tmpnode;
<a class="jxr_linenumber" name="191" href="#191">191</a>         <strong class="jxr_keyword">this</strong>.configuration = tmpconfiguration;
<a class="jxr_linenumber" name="192" href="#192">192</a>         initSubnodeConfiguration(getConfiguration());
<a class="jxr_linenumber" name="193" href="#193">193</a>     }
<a class="jxr_linenumber" name="194" href="#194">194</a> 
<a class="jxr_linenumber" name="195" href="#195">195</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">     * Creates a new instance of {@code XMLBeanDeclaration} and</em>
<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment">     * initializes it from the given configuration. The configuration's root</em>
<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment">     * node must contain the bean declaration.</em>
<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment">     * @param config the configuration with the bean declaration</em>
<a class="jxr_linenumber" name="201" href="#201">201</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="202" href="#202">202</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>(<a href="../../../../../org/apache/commons/configuration/HierarchicalConfiguration.html">HierarchicalConfiguration</a> config)
<a class="jxr_linenumber" name="203" href="#203">203</a>     {
<a class="jxr_linenumber" name="204" href="#204">204</a>         <strong class="jxr_keyword">this</strong>(config, (String) <strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="205" href="#205">205</a>     }
<a class="jxr_linenumber" name="206" href="#206">206</a> 
<a class="jxr_linenumber" name="207" href="#207">207</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_javadoccomment">     * Creates a new instance of {@code XMLBeanDeclaration} and</em>
<a class="jxr_linenumber" name="209" href="#209">209</a> <em class="jxr_javadoccomment">     * initializes it with the configuration node that contains the bean</em>
<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">     * declaration.</em>
<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment">     * @param config the configuration</em>
<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment">     * @param node the node with the bean declaration.</em>
<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="215" href="#215">215</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>(<a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> config,
<a class="jxr_linenumber" name="216" href="#216">216</a>             <a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node)
<a class="jxr_linenumber" name="217" href="#217">217</a>     {
<a class="jxr_linenumber" name="218" href="#218">218</a>         <strong class="jxr_keyword">if</strong> (config == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="219" href="#219">219</a>         {
<a class="jxr_linenumber" name="220" href="#220">220</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(
<a class="jxr_linenumber" name="221" href="#221">221</a>                     <span class="jxr_string">"Configuration must not be null!"</span>);
<a class="jxr_linenumber" name="222" href="#222">222</a>         }
<a class="jxr_linenumber" name="223" href="#223">223</a>         <strong class="jxr_keyword">if</strong> (node == <strong class="jxr_keyword">null</strong>)
<a class="jxr_linenumber" name="224" href="#224">224</a>         {
<a class="jxr_linenumber" name="225" href="#225">225</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> IllegalArgumentException(<span class="jxr_string">"Node must not be null!"</span>);
<a class="jxr_linenumber" name="226" href="#226">226</a>         }
<a class="jxr_linenumber" name="227" href="#227">227</a> 
<a class="jxr_linenumber" name="228" href="#228">228</a>         <strong class="jxr_keyword">this</strong>.node = node;
<a class="jxr_linenumber" name="229" href="#229">229</a>         configuration = config;
<a class="jxr_linenumber" name="230" href="#230">230</a>         initSubnodeConfiguration(config);
<a class="jxr_linenumber" name="231" href="#231">231</a>     }
<a class="jxr_linenumber" name="232" href="#232">232</a> 
<a class="jxr_linenumber" name="233" href="#233">233</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_javadoccomment">     * Returns the configuration object this bean declaration is based on.</em>
<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="236" href="#236">236</a> <em class="jxr_javadoccomment">     * @return the associated configuration</em>
<a class="jxr_linenumber" name="237" href="#237">237</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="238" href="#238">238</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> getConfiguration()
<a class="jxr_linenumber" name="239" href="#239">239</a>     {
<a class="jxr_linenumber" name="240" href="#240">240</a>         <strong class="jxr_keyword">return</strong> configuration;
<a class="jxr_linenumber" name="241" href="#241">241</a>     }
<a class="jxr_linenumber" name="242" href="#242">242</a> 
<a class="jxr_linenumber" name="243" href="#243">243</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="244" href="#244">244</a> <em class="jxr_javadoccomment">     * Returns the node that contains the bean declaration.</em>
<a class="jxr_linenumber" name="245" href="#245">245</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="246" href="#246">246</a> <em class="jxr_javadoccomment">     * @return the configuration node this bean declaration is based on</em>
<a class="jxr_linenumber" name="247" href="#247">247</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="248" href="#248">248</a>     <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> getNode()
<a class="jxr_linenumber" name="249" href="#249">249</a>     {
<a class="jxr_linenumber" name="250" href="#250">250</a>         <strong class="jxr_keyword">return</strong> node;
<a class="jxr_linenumber" name="251" href="#251">251</a>     }
<a class="jxr_linenumber" name="252" href="#252">252</a> 
<a class="jxr_linenumber" name="253" href="#253">253</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="254" href="#254">254</a> <em class="jxr_javadoccomment">     * Returns the name of the bean factory. This information is fetched from</em>
<a class="jxr_linenumber" name="255" href="#255">255</a> <em class="jxr_javadoccomment">     * the {@code config-factory} attribute.</em>
<a class="jxr_linenumber" name="256" href="#256">256</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="257" href="#257">257</a> <em class="jxr_javadoccomment">     * @return the name of the bean factory</em>
<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="259" href="#259">259</a>     <strong class="jxr_keyword">public</strong> String getBeanFactoryName()
<a class="jxr_linenumber" name="260" href="#260">260</a>     {
<a class="jxr_linenumber" name="261" href="#261">261</a>         <strong class="jxr_keyword">return</strong> getConfiguration().getString(ATTR_BEAN_FACTORY);
<a class="jxr_linenumber" name="262" href="#262">262</a>     }
<a class="jxr_linenumber" name="263" href="#263">263</a> 
<a class="jxr_linenumber" name="264" href="#264">264</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="265" href="#265">265</a> <em class="jxr_javadoccomment">     * Returns a parameter for the bean factory. This information is fetched</em>
<a class="jxr_linenumber" name="266" href="#266">266</a> <em class="jxr_javadoccomment">     * from the {@code config-factoryParam} attribute.</em>
<a class="jxr_linenumber" name="267" href="#267">267</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="268" href="#268">268</a> <em class="jxr_javadoccomment">     * @return the parameter for the bean factory</em>
<a class="jxr_linenumber" name="269" href="#269">269</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="270" href="#270">270</a>     <strong class="jxr_keyword">public</strong> Object getBeanFactoryParameter()
<a class="jxr_linenumber" name="271" href="#271">271</a>     {
<a class="jxr_linenumber" name="272" href="#272">272</a>         <strong class="jxr_keyword">return</strong> getConfiguration().getProperty(ATTR_FACTORY_PARAM);
<a class="jxr_linenumber" name="273" href="#273">273</a>     }
<a class="jxr_linenumber" name="274" href="#274">274</a> 
<a class="jxr_linenumber" name="275" href="#275">275</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_javadoccomment">     * Returns the name of the class of the bean to be created. This information</em>
<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment">     * is obtained from the {@code config-class} attribute.</em>
<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="279" href="#279">279</a> <em class="jxr_javadoccomment">     * @return the name of the bean's class</em>
<a class="jxr_linenumber" name="280" href="#280">280</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="281" href="#281">281</a>     <strong class="jxr_keyword">public</strong> String getBeanClassName()
<a class="jxr_linenumber" name="282" href="#282">282</a>     {
<a class="jxr_linenumber" name="283" href="#283">283</a>         <strong class="jxr_keyword">return</strong> getConfiguration().getString(ATTR_BEAN_CLASS);
<a class="jxr_linenumber" name="284" href="#284">284</a>     }
<a class="jxr_linenumber" name="285" href="#285">285</a> 
<a class="jxr_linenumber" name="286" href="#286">286</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="287" href="#287">287</a> <em class="jxr_javadoccomment">     * Returns a map with the bean's (simple) properties. The properties are</em>
<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_javadoccomment">     * collected from all attribute nodes, which are not reserved.</em>
<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="290" href="#290">290</a> <em class="jxr_javadoccomment">     * @return a map with the bean's properties</em>
<a class="jxr_linenumber" name="291" href="#291">291</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="292" href="#292">292</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, Object&gt; getBeanProperties()
<a class="jxr_linenumber" name="293" href="#293">293</a>     {
<a class="jxr_linenumber" name="294" href="#294">294</a>         Map&lt;String, Object&gt; props = <strong class="jxr_keyword">new</strong> HashMap&lt;String, Object&gt;();
<a class="jxr_linenumber" name="295" href="#295">295</a>         <strong class="jxr_keyword">for</strong> (ConfigurationNode attr : getNode().getAttributes())
<a class="jxr_linenumber" name="296" href="#296">296</a>         {
<a class="jxr_linenumber" name="297" href="#297">297</a>             <strong class="jxr_keyword">if</strong> (!isReservedNode(attr))
<a class="jxr_linenumber" name="298" href="#298">298</a>             {
<a class="jxr_linenumber" name="299" href="#299">299</a>                 props.put(attr.getName(), interpolate(attr .getValue()));
<a class="jxr_linenumber" name="300" href="#300">300</a>             }
<a class="jxr_linenumber" name="301" href="#301">301</a>         }
<a class="jxr_linenumber" name="302" href="#302">302</a> 
<a class="jxr_linenumber" name="303" href="#303">303</a>         <strong class="jxr_keyword">return</strong> props;
<a class="jxr_linenumber" name="304" href="#304">304</a>     }
<a class="jxr_linenumber" name="305" href="#305">305</a> 
<a class="jxr_linenumber" name="306" href="#306">306</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="307" href="#307">307</a> <em class="jxr_javadoccomment">     * Returns a map with bean declarations for the complex properties of the</em>
<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_javadoccomment">     * bean to be created. These declarations are obtained from the child nodes</em>
<a class="jxr_linenumber" name="309" href="#309">309</a> <em class="jxr_javadoccomment">     * of this declaration's root node.</em>
<a class="jxr_linenumber" name="310" href="#310">310</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_javadoccomment">     * @return a map with bean declarations for complex properties</em>
<a class="jxr_linenumber" name="312" href="#312">312</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="313" href="#313">313</a>     <strong class="jxr_keyword">public</strong> Map&lt;String, Object&gt; getNestedBeanDeclarations()
<a class="jxr_linenumber" name="314" href="#314">314</a>     {
<a class="jxr_linenumber" name="315" href="#315">315</a>         Map&lt;String, Object&gt; nested = <strong class="jxr_keyword">new</strong> HashMap&lt;String, Object&gt;();
<a class="jxr_linenumber" name="316" href="#316">316</a>         <strong class="jxr_keyword">for</strong> (ConfigurationNode child : getNode().getChildren())
<a class="jxr_linenumber" name="317" href="#317">317</a>         {
<a class="jxr_linenumber" name="318" href="#318">318</a>             <strong class="jxr_keyword">if</strong> (!isReservedNode(child))
<a class="jxr_linenumber" name="319" href="#319">319</a>             {
<a class="jxr_linenumber" name="320" href="#320">320</a>                 <strong class="jxr_keyword">if</strong> (nested.containsKey(child.getName()))
<a class="jxr_linenumber" name="321" href="#321">321</a>                 {
<a class="jxr_linenumber" name="322" href="#322">322</a>                     Object obj = nested.get(child.getName());
<a class="jxr_linenumber" name="323" href="#323">323</a>                     List&lt;BeanDeclaration&gt; list;
<a class="jxr_linenumber" name="324" href="#324">324</a>                     <strong class="jxr_keyword">if</strong> (obj instanceof List)
<a class="jxr_linenumber" name="325" href="#325">325</a>                     {
<a class="jxr_linenumber" name="326" href="#326">326</a>                         <em class="jxr_comment">// Safe because we created the lists ourselves.</em>
<a class="jxr_linenumber" name="327" href="#327">327</a>                         @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
<a class="jxr_linenumber" name="328" href="#328">328</a>                         List&lt;BeanDeclaration&gt; tmpList = (List&lt;BeanDeclaration&gt;) obj;
<a class="jxr_linenumber" name="329" href="#329">329</a>                         list = tmpList;
<a class="jxr_linenumber" name="330" href="#330">330</a>                     }
<a class="jxr_linenumber" name="331" href="#331">331</a>                     <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="332" href="#332">332</a>                     {
<a class="jxr_linenumber" name="333" href="#333">333</a>                         list = <strong class="jxr_keyword">new</strong> ArrayList&lt;BeanDeclaration&gt;();
<a class="jxr_linenumber" name="334" href="#334">334</a>                         list.add((BeanDeclaration) obj);
<a class="jxr_linenumber" name="335" href="#335">335</a>                         nested.put(child.getName(), list);
<a class="jxr_linenumber" name="336" href="#336">336</a>                     }
<a class="jxr_linenumber" name="337" href="#337">337</a>                     list.add(createBeanDeclaration(child));
<a class="jxr_linenumber" name="338" href="#338">338</a>                 }
<a class="jxr_linenumber" name="339" href="#339">339</a>                 <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="340" href="#340">340</a>                 {
<a class="jxr_linenumber" name="341" href="#341">341</a>                     nested.put(child.getName(), createBeanDeclaration(child));
<a class="jxr_linenumber" name="342" href="#342">342</a>                 }
<a class="jxr_linenumber" name="343" href="#343">343</a>             }
<a class="jxr_linenumber" name="344" href="#344">344</a>         }
<a class="jxr_linenumber" name="345" href="#345">345</a> 
<a class="jxr_linenumber" name="346" href="#346">346</a>         <strong class="jxr_keyword">return</strong> nested;
<a class="jxr_linenumber" name="347" href="#347">347</a>     }
<a class="jxr_linenumber" name="348" href="#348">348</a> 
<a class="jxr_linenumber" name="349" href="#349">349</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_javadoccomment">     * Performs interpolation for the specified value. This implementation will</em>
<a class="jxr_linenumber" name="351" href="#351">351</a> <em class="jxr_javadoccomment">     * interpolate against the current subnode configuration's parent. If sub</em>
<a class="jxr_linenumber" name="352" href="#352">352</a> <em class="jxr_javadoccomment">     * classes need a different interpolation mechanism, they should override</em>
<a class="jxr_linenumber" name="353" href="#353">353</a> <em class="jxr_javadoccomment">     * this method.</em>
<a class="jxr_linenumber" name="354" href="#354">354</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="355" href="#355">355</a> <em class="jxr_javadoccomment">     * @param value the value that is to be interpolated</em>
<a class="jxr_linenumber" name="356" href="#356">356</a> <em class="jxr_javadoccomment">     * @return the interpolated value</em>
<a class="jxr_linenumber" name="357" href="#357">357</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="358" href="#358">358</a>     <strong class="jxr_keyword">protected</strong> Object interpolate(Object value)
<a class="jxr_linenumber" name="359" href="#359">359</a>     {
<a class="jxr_linenumber" name="360" href="#360">360</a>         <strong class="jxr_keyword">return</strong> PropertyConverter.interpolate(value, getConfiguration()
<a class="jxr_linenumber" name="361" href="#361">361</a>                 .getParent());
<a class="jxr_linenumber" name="362" href="#362">362</a>     }
<a class="jxr_linenumber" name="363" href="#363">363</a> 
<a class="jxr_linenumber" name="364" href="#364">364</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="365" href="#365">365</a> <em class="jxr_javadoccomment">     * Checks if the specified node is reserved and thus should be ignored. This</em>
<a class="jxr_linenumber" name="366" href="#366">366</a> <em class="jxr_javadoccomment">     * method is called when the maps for the bean's properties and complex</em>
<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_javadoccomment">     * properties are collected. It checks whether the given node is an</em>
<a class="jxr_linenumber" name="368" href="#368">368</a> <em class="jxr_javadoccomment">     * attribute node and if its name starts with the reserved prefix.</em>
<a class="jxr_linenumber" name="369" href="#369">369</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="370" href="#370">370</a> <em class="jxr_javadoccomment">     * @param nd the node to be checked</em>
<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_javadoccomment">     * @return a flag whether this node is reserved (and does not point to a</em>
<a class="jxr_linenumber" name="372" href="#372">372</a> <em class="jxr_javadoccomment">     * property)</em>
<a class="jxr_linenumber" name="373" href="#373">373</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="374" href="#374">374</a>     <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">boolean</strong> isReservedNode(<a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> nd)
<a class="jxr_linenumber" name="375" href="#375">375</a>     {
<a class="jxr_linenumber" name="376" href="#376">376</a>         <strong class="jxr_keyword">return</strong> nd.isAttribute()
<a class="jxr_linenumber" name="377" href="#377">377</a>                 &amp;&amp; (nd.getName() == <strong class="jxr_keyword">null</strong> || nd.getName().startsWith(
<a class="jxr_linenumber" name="378" href="#378">378</a>                         RESERVED_PREFIX));
<a class="jxr_linenumber" name="379" href="#379">379</a>     }
<a class="jxr_linenumber" name="380" href="#380">380</a> 
<a class="jxr_linenumber" name="381" href="#381">381</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="382" href="#382">382</a> <em class="jxr_javadoccomment">     * Creates a new {@code BeanDeclaration} for a child node of the</em>
<a class="jxr_linenumber" name="383" href="#383">383</a> <em class="jxr_javadoccomment">     * current configuration node. This method is called by</em>
<a class="jxr_linenumber" name="384" href="#384">384</a> <em class="jxr_javadoccomment">     * {@code getNestedBeanDeclarations()} for all complex sub properties</em>
<a class="jxr_linenumber" name="385" href="#385">385</a> <em class="jxr_javadoccomment">     * detected by this method. Derived classes can hook in if they need a</em>
<a class="jxr_linenumber" name="386" href="#386">386</a> <em class="jxr_javadoccomment">     * specific initialization. This base implementation creates a</em>
<a class="jxr_linenumber" name="387" href="#387">387</a> <em class="jxr_javadoccomment">     * {@code XMLBeanDeclaration} that is properly initialized from the</em>
<a class="jxr_linenumber" name="388" href="#388">388</a> <em class="jxr_javadoccomment">     * passed in node.</em>
<a class="jxr_linenumber" name="389" href="#389">389</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="390" href="#390">390</a> <em class="jxr_javadoccomment">     * @param node the child node, for which a {@code BeanDeclaration} is</em>
<a class="jxr_linenumber" name="391" href="#391">391</a> <em class="jxr_javadoccomment">     *        to be created</em>
<a class="jxr_linenumber" name="392" href="#392">392</a> <em class="jxr_javadoccomment">     * @return the {@code BeanDeclaration} for this child node</em>
<a class="jxr_linenumber" name="393" href="#393">393</a> <em class="jxr_javadoccomment">     * @since 1.6</em>
<a class="jxr_linenumber" name="394" href="#394">394</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="395" href="#395">395</a>     <strong class="jxr_keyword">protected</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/BeanDeclaration.html">BeanDeclaration</a> createBeanDeclaration(<a href="../../../../../org/apache/commons/configuration/tree/ConfigurationNode.html">ConfigurationNode</a> node)
<a class="jxr_linenumber" name="396" href="#396">396</a>     {
<a class="jxr_linenumber" name="397" href="#397">397</a>         List&lt;HierarchicalConfiguration&gt; list = getConfiguration().configurationsAt(node.getName());
<a class="jxr_linenumber" name="398" href="#398">398</a>         <strong class="jxr_keyword">if</strong> (list.size() == 1)
<a class="jxr_linenumber" name="399" href="#399">399</a>         {
<a class="jxr_linenumber" name="400" href="#400">400</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>((SubnodeConfiguration) list.get(0), node);
<a class="jxr_linenumber" name="401" href="#401">401</a>         }
<a class="jxr_linenumber" name="402" href="#402">402</a>         <strong class="jxr_keyword">else</strong>
<a class="jxr_linenumber" name="403" href="#403">403</a>         {
<a class="jxr_linenumber" name="404" href="#404">404</a>             Iterator&lt;HierarchicalConfiguration&gt; iter = list.iterator();
<a class="jxr_linenumber" name="405" href="#405">405</a>             <strong class="jxr_keyword">while</strong> (iter.hasNext())
<a class="jxr_linenumber" name="406" href="#406">406</a>             {
<a class="jxr_linenumber" name="407" href="#407">407</a>                 <a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> config = (SubnodeConfiguration) iter.next();
<a class="jxr_linenumber" name="408" href="#408">408</a>                 <strong class="jxr_keyword">if</strong> (config.getRootNode().equals(node))
<a class="jxr_linenumber" name="409" href="#409">409</a>                 {
<a class="jxr_linenumber" name="410" href="#410">410</a>                     <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/configuration/beanutils/XMLBeanDeclaration.html">XMLBeanDeclaration</a>(config, node);
<a class="jxr_linenumber" name="411" href="#411">411</a>                 }
<a class="jxr_linenumber" name="412" href="#412">412</a>             }
<a class="jxr_linenumber" name="413" href="#413">413</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/commons/configuration/ConfigurationRuntimeException.html">ConfigurationRuntimeException</a>(<span class="jxr_string">"Unable to match node for "</span> + node.getName());
<a class="jxr_linenumber" name="414" href="#414">414</a>         }
<a class="jxr_linenumber" name="415" href="#415">415</a>     }
<a class="jxr_linenumber" name="416" href="#416">416</a> 
<a class="jxr_linenumber" name="417" href="#417">417</a>     <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="418" href="#418">418</a> <em class="jxr_javadoccomment">     * Initializes the internally managed subnode configuration. This method</em>
<a class="jxr_linenumber" name="419" href="#419">419</a> <em class="jxr_javadoccomment">     * will set some default values for some properties.</em>
<a class="jxr_linenumber" name="420" href="#420">420</a> <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="421" href="#421">421</a> <em class="jxr_javadoccomment">     * @param conf the configuration to initialize</em>
<a class="jxr_linenumber" name="422" href="#422">422</a> <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="423" href="#423">423</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> initSubnodeConfiguration(<a href="../../../../../org/apache/commons/configuration/SubnodeConfiguration.html">SubnodeConfiguration</a> conf)
<a class="jxr_linenumber" name="424" href="#424">424</a>     {
<a class="jxr_linenumber" name="425" href="#425">425</a>         conf.setThrowExceptionOnMissing(false);
<a class="jxr_linenumber" name="426" href="#426">426</a>         conf.setExpressionEngine(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="427" href="#427">427</a>     }
<a class="jxr_linenumber" name="428" href="#428">428</a> }
</pre>
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